An inhabitant of the planet Algol gives a miner named Robert Herne the secret of eternal energy source. Thanks to this technology, Herne soon becomes one of the most powerful men in the world. However, their wealth does not make him a happy and peaceful man, as his obsession with having more and more power destroys everything that is around him: his wife dies and his son tries to kill him. In the end, Herne sees the destruction of the machine as their only salvation.